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Fix garbled graphics on LILYGO T4-S3 display (#6910)

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Manuel Kasper 2024-06-18 21:53:01 +02:00 committed by GitHub
parent ed6462fa00
commit 896cdab22d
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GPG key ID: B5690EEEBB952194
2 changed files with 29 additions and 4 deletions
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20
esphome/components/qspi_amoled/display.py
View file

@ -42,6 +42,14 @@ COLOR_ORDERS = {
}
DATA_PIN_SCHEMA = pins.internal_gpio_output_pin_schema
def validate_dimension(value):
value = cv.positive_int(value)
if value % 2 != 0:
raise cv.Invalid("Width/height/offset must be divisible by 2")
return value
CONFIG_SCHEMA = cv.All(
display.FULL_DISPLAY_SCHEMA.extend(
cv.Schema(
@ -52,10 +60,14 @@ CONFIG_SCHEMA = cv.All(
cv.dimensions,
cv.Schema(
{
cv.Required(CONF_WIDTH): cv.int_,
cv.Required(CONF_HEIGHT): cv.int_,
cv.Optional(CONF_OFFSET_HEIGHT, default=0): cv.int_,
cv.Optional(CONF_OFFSET_WIDTH, default=0): cv.int_,
cv.Required(CONF_WIDTH): validate_dimension,
cv.Required(CONF_HEIGHT): validate_dimension,
cv.Optional(
CONF_OFFSET_HEIGHT, default=0
): validate_dimension,
cv.Optional(
CONF_OFFSET_WIDTH, default=0
): validate_dimension,
}
),
),

13
esphome/components/qspi_amoled/qspi_amoled.cpp
View file

@ -26,6 +26,19 @@ void QspiAmoLed::setup() {
void QspiAmoLed::update() {
this->do_update_();
// Start addresses and widths/heights must be divisible by 2 (CASET/RASET restriction in datasheet)
if (this->x_low_ % 2 == 1) {
this->x_low_--;
}
if (this->x_high_ % 2 == 0) {
this->x_high_++;
}
if (this->y_low_ % 2 == 1) {
this->y_low_--;
}
if (this->y_high_ % 2 == 0) {
this->y_high_++;
}
int w = this->x_high_ - this->x_low_ + 1;
int h = this->y_high_ - this->y_low_ + 1;
this->draw_pixels_at(this->x_low_, this->y_low_, w, h, this->buffer_, this->color_mode_, display::COLOR_BITNESS_565,